Honestly, yes. Oxycodone is the most deadly prescription drug, responsible for the most overdose deaths of any prescription drug. Your chance of overdosing is considerably greater snorting oxycodone than swallowing it. You're definitely playing Russian roulette. Here are oxycodone overdose symptoms (you may need them): slowed breathing, confusion, cold clammy skin, unconsciousness, seizure, coma, & respiratory failure (cause of death).